10321300138 has 4 divisors (see below), whose sum is σ = 15481950210. Its totient is φ = 5160650068.

The previous prime is 10321300069. The next prime is 10321300139. The reversal of 10321300138 is 83100312301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10178186769 + 143113369 = 100887^2 + 11963^2 .

It is not an unprimeable number, because it can be changed into a prime (10321300139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580325033 + ... + 2580325036.

Almost surely, 2^10321300138 is an apocalyptic number.

10321300138 is a deficient number, since it is larger than the sum of its proper divisors (5160650072).

10321300138 is an equidigital number, since it uses as much as digits as its factorization.

10321300138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160650071.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 10321300138 its reverse (83100312301), we get a palindrome (93421612439).

The spelling of 10321300138 in words is "ten billion, three hundred twenty-one million, three hundred thousand, one hundred thirty-eight".